List of top Textile Engineering and Fibre Science Questions on Linear density of sliver, roving and yarn

Mass of 120 yards of cotton yarn is 3 g. The count (Ne) of yarn, (rounded off to one decimal place), is \(\underline{\hspace{2cm}}\).
If the ratio of the linear densities (denier) of two circular fibers is 3, the corresponding ratio of their diameters, (rounded off to two decimal places), is \(\underline{\hspace{2cm}}\).